For the more information about the air resources of the National Park Service, please visit http://www.nature.nps.gov/air/.
Cumberland Cavern (Higginbotham and Henshaw Caves)
Cumberland Cavern, known to be at least 27 miles in extent, is one of the longer cave systems in the country. Two interconnecting caves contain stalagmites, stalactites, helictites, flowstone, cave pearls, botryoidal coral, gypsum flowers, needles, and pure white gypsum snow, as well as a wide variety of cave life.
Location: Warren County, TN
Year designated: 1973
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Please remember, National Natural Landmarks (NNLs) are not national parks. NNL status does not indicate public ownership, and many sites are not open for visitation.
Last Updated: June 28, 2012